Jailyn is a distinctive boys' name in United States, ranking #2717 in 2002 with 35 recorded births. The name reached its all-time peak in 2006 with 59 births ranking #2191. Since 1996, the popularity has increased by 218.2%. In 2002, approximately 1 in every 55,471 boys born was named Jailyn. STABLE Recent data shows the name is currently stable.